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Comments
Surge on data and signal cables
HF irradiation amplitude modulated IEC61000-4-3
HF irradiation, cell phone frequen‐
cies
HF voltage on data, signal and pow‐
er supply cables 0.15 to 80 MHz
An external protection element has to be installed to meet the requirement (e.g.: Blitzductor VT
1)
AD24V, Dehn&Söhne)
◂Not applicable for shielded cables and symmetric ports
2)
NOTICE
Radio interference is possible
This is a device of class A. The device may cause radio interference in residential areas.
Implement appropriate measures (e.g.: use in 8MC cabinets) to prevent radio interference.
Ambient conditions
The use of SIWAREX WP321 is intended under the following conditions in SIMATIC ET 200SP.
Table 12-3
Mode
Storage/transport
Contaminant concentration
Table 12-4
Comments
Operating temperature:
● Horizontal installation in S7
● Vertical installation in S7
SIWAREX WP321
Operating Instructions, 08/2019, A5E33715669A-AD
Standard
EN 61000-4-5
IEC 61131-2
NAMUR NE21
EN 61326
NAMUR NE21
OIML R76
EN 45501*3
IEC 61000-4-3
IEC 61000-4-6
NAMUR NE21
EN 61326
OIML R 76
Operating conditions to IEC 60721
IEC60721-3-3
● Class 3M3, stationary use, weather-proofed
IEC 60721-3-2
class 2M2 without precipitation
SO
: < 0.5 ppm
2
H
S: < 0.1 ppm;
2
Climatic requirements
Ambient conditions
-25 ... +60 °C
-25 ... +50 °C
12.2 Electrical, EMC and climatic requirements
Severity class
● 2 kV asymmetric
● 80 to 2 000 MHz: 20 V/m
● 900 MHz (± 5 MHz)
● 1.89 Ghz (± 10 MHz)
● 20 V/m
● 10 kHz to 80 MHz: 10 V
● Mod.: 80% AM with 1 kHz
RH < 60%, no condensation
Application areas
The S7 standard modules may
not be operated at temperatures
below 0 °C.
Technical data
rms
119
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